Home / 167,914.38-231,327.62-116,839.40

Finding the Fourth Proportional to 167,914.38, 231,327.62 and 116,839.40

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Solution

The fourth proportional to 167,914.38, 231,327.62 and 116,839.40 is: 160,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,914.38 : 231,327.62 = 116,839.40 : x
  2. Step 2: Convert to fraction form
    167,914.38/231,327.62 = 116,839.40/x
  3. Step 3: Cross multiply
    167,914.38x = 231,327.62 × 116,839.40
  4. Step 4: Simplify right side
    167,914.38x = 27,028,178,583.39
  5. Step 5: Solve for x
    x = 27,028,178,583.39/167,914.38
  6. Step 6: Final answer
    x = 160,964.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.